(4aS,6R,7S,7aR,11S,2'S,3a'R,6a'S)-7-(hexahydrofuro[2,3-b]furan-2'-yl)-3,3,6,7-tetramethyloctahydronaphtho[1,8a-d][1,3]dioxine-11-carbaldehyde

(4aS,6R,7S,7aR,11aR,2'S,3a'R,6a'S)-7-(hexahydrofuro[2,3-b]furan-2'-yl)-3,3,6,7-tetramethyl-11-methyleneoctahydronaphtho[1,8a-d][1,3]dioxine

((4aS,6R,7S,7aR,11S,11aR)-7-(2S,3aR,6aS)-Hexahydro-furo[2,3-b]furan-2-yl-3,3,6,7-tetramethyl-octahydro-naphtho[1,8a-d][1,3]dioxin-11-yl)-methanol

14,15-dihydroclerodin

((2aS,5aR,6S,7R,8aS,8bR)-6-(2S,3aR,6aS)-Hexahydro-furo[2,3-b]furan-2-yl-6,7-dimethyl-decahydro-naphtho[1,8-bc]furan-8b-yl)-methanol